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Synthesis and chemical transformations of partially hydrogenated [1,2,4]triazolo[5,1-b]quinazolines

✍ Scribed by V. V. Lipson; S. M. Desenko; I. V. Ignatenko; O. V. Shishkin; S. V. Shishkina

Publisher
Springer
Year
2006
Tongue
English
Weight
342 KB
Volume
55
Category
Article
ISSN
1573-9171

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Synthesis and Chemical Transformations o
Synthesis and Chemical Transformations of Partially Hydrogenated [1,2,4]Triazolo[5,1-b]quinazolines.
✍ V. V. Lipson; S. M. Desenko; I. V. Ignatenko; O. V. Shishkin; S. V. Shishkina πŸ“‚ Article πŸ“… 2006 πŸ› John Wiley and Sons βš– 26 KB πŸ‘ 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

Synthesis and reactivity of 1,2,4-triazo
Synthesis and reactivity of 1,2,4-triazolo[1,5-c]quinazolines
✍ Wolf-Diethard Pfeiffer; Anja Bodtke; Jana MΓΌcke; Annemarie Hetzheim; Pavel Pazde πŸ“‚ Article πŸ“… 1999 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 706 KB

## Abstract The preparation of 1,2,4‐triazolo[1,5‐__c__]quinazolines 4a‐d, 5, 8a‐d by cyclocondensation of 1a‐c with carboxylic acids and carboxylic anhydrides, respectively, is described. By different pathways, the 5‐thioxo‐5,6‐dihydro‐1,2,4‐triazolo[1,5‐__c__]quinazolines 4a‐d react with hydrazin